Name ____________________________________________________ Date _________ Period ___

Quiz on Domain and Range70. Look at each of the following statements and circle whether the statement would be appropriate for “Domain”, “Range”, “Both”, or “Neither”. 5≤x ≤12 Domain Range Both Neither x∈ R Domain Range Both Neither 3> y Domain Range Both Neither 5<x>10 Domain Range Both Neither −7< y←10 Domain Range Both Neither

80. Find the domain and range of the following graphs: Domain: Domain:

Range: Range:

Domain:

Range:

90. Find the domain and range from the following equations without using your calculator:

y=3 x Domain: Range:

y=2+√x Domain: Range:

y=1x

Domain: Range:

100. Given the following scenario, provide a reasonable domain and range and justify your answer.

Max wanted to compare how many miles per gallon he got in his hot new 2000 Saturn to how fast he drives, so he took data in order to plot a graph of MPG vs. MPH.